6fd9

Catalytic subunit HisG from Psychrobacter arcticus ATP phosphoribosyltransferase (HisZG ATPPRT) in complex with AMPCatalytic subunit HisG from Psychrobacter arcticus ATP phosphoribosyltransferase (HisZG ATPPRT) in complex with AMP

Structural highlights

6fd9 is a 1 chain structure. Full crystallographic information is available from OCA. For a guided tour on the structure components use FirstGlance.
Ligands:
Activity:	ATP phosphoribosyltransferase, with EC number 2.4.2.17
Resources:	FirstGlance, OCA, PDBe, RCSB, PDBsum, ProSAT

Function

[HIS1_PSYA2] Catalyzes the condensation of ATP and 5-phosphoribose 1-diphosphate to form N'-(5'-phosphoribosyl)-ATP (PR-ATP). Has a crucial role in the pathway because the rate of histidine biosynthesis seems to be controlled primarily by regulation of HisG enzymatic activity.

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OCA